Serum leptin level was significantly higher in patients with grade 2 steatosis (28.74 ± 28.68 ng/ml) and grade 1 steatosis (18.37 ± 20.54 ng/ml) compared to the patients without steatosis (10.29 ± 11.53 ng/ml) (Fig. 2). The gene discussed is LEP; the disease is steatosis.